See also:

Activating HDC
Press the button; the LED above the button lights up. ...

AUX-IN port
At a glance For connecting audio devices, e.g., MP3 player. The sound is output on the vehicle loudspeakers. Recommendation: use medium tone and volume settings on the audio device. The ...

Deleting stored functions
Press and hold the left and right button on the interior rearview mirror simultaneously for approximately 20 seconds until the LED flashes rapidly. All stored functions are deleted. The functions ...